Genesis/Mega Drive games hacked by Helder

Game Codes
Arcus Odyssey (USA) 1
Assault Suits Leynos (1990)(NCS)(JP)(en-ja)[h] 3
Asterix and the Great Rescue (USA) 3
Barney's Hide & Seek Game (USA) 4
Barver Battle Saga - Tai Kong Zhan Shi (Taiwan) (Unl) 6
Beyond Oasis (USA) 2
Bio Hazard Battle (USA, Europe) 3
Boxing Legends of the Ring (USA) 5
Cannon Fodder (Europe) 1
ClayFighter (USA) 1
Game Codes
Contra - The Hard Corps (Japan) 2
Crusader of Centy (USA) 26
Cursed Knight, The (World) (En,Fr) (Unl) 7
Daffy Duck in Hollywood (Europe) (En,Fr,De,Es,It) 1
Dyna Brothers (Japan) 4
Ecco the Dolphin (USA, Europe, Korea) 1
Fantasia (World) 1
Final Fight MD Demo 12-25-2022 7
Gemfire (USA) 104
Gunstar Heroes (USA) 10